Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é o peso de DeShawn Stevenson?
 ###Tabelas: CREATE TABLE slam_dunk_contest (slam_dunk_contest_id AUTO_INCREMENT PRIMARY KEY, Pos. VARCHAR, Player VARCHAR, Team VARCHAR, Height VARCHAR, Weight INT) CREATE TABLE grand_slam_doubles_performance_timeline (grand_slam_doubles_performance_timeline_id AUTO_INCREMENT PRIMARY KEY, Tournament VARCHAR, 2009 VARCHAR, 2011 VARCHAR, 2012 VARCHAR, 2013 VARCHAR) CREATE TABLE race_record (race_record_id AUTO_INCREMENT PRIMARY KEY, Result VARCHAR, Date VARCHAR, Race VARCHAR, Venue VARCHAR, Group VARCHAR, Distance VARCHAR, Weight (kg) INT, Jockey VARCHAR, Winner/2nd VARCHAR) CREATE TABLE career_summary (career_summary_id AUTO_INCREMENT PRIMARY KEY, Season INT, Series VARCHAR, Team VARCHAR, Races INT, Wins INT, Poles INT, F/Laps INT, Podiums INT, Points VARCHAR, Position VARCHAR) CREATE TABLE lpga_tour_career_summary (lpga_tour_career_summary_id AUTO_INCREMENT PRIMARY KEY, Year INT, Tournaments played INT, Cuts made INT, Wins INT, 2nd INT, 3rd INT, Top 10s INT, Best finish VARCHAR, Earnings ($) INT, Money list rank INT, Scoring average VARCHAR, Scoring rank INT)  
SELECT SUM Weight FROM slam_dunk_contest WHERE Player = deshawn stevenson